He invented and patented search methodology that lawyers say Google is infringing upon. But on this day, Lang was free to focus on his next big ideas as CTO of Mark Cuban-backed mobile tech company Vringo.

The "I Want to Draw a Cat For You" guy talks about what really happens after your company gets the funding it's been seeking (in his case, from "Shark Tank")—after all, that's when the real hustle begins.

To a certain extent, the reason Charlie Sheen may not be seeking the proper help or may not be getting better is because there are hangers-on close to him who stand to benefit from that decline. Sheen and his coterie of enablers with a business plans aren't the only such instances. If fame is a kind of stock, these are its most famous short-sellers.